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23250212000 = 255310215693
BaseRepresentation
bin10101101001110100…
…100001010010100000
32020000100101010220222
4111221310201102200
5340104023241000
614403032422212
71452106353431
oct255164412240
966010333828
1023250212000
119951158444
12460a547968
132266b771c2
1411a7c21488
15911286a85
hex569d214a0

23250212000 has 96 divisors (see below), whose sum is σ = 57191765904. Its totient is φ = 9289344000.

The previous prime is 23250211987. The next prime is 23250212017. The reversal of 23250212000 is 21205232.

It can be written as a sum of positive squares in 8 ways, for example, as 1281424 + 23248930576 = 1132^2 + 152476^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23250212000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4081154 + ... + 4086846.

Almost surely, 223250212000 is an apocalyptic number.

23250212000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23250212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28595882952).

23250212000 is an abundant number, since it is smaller than the sum of its proper divisors (33941553904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23250212000 is a wasteful number, since it uses less digits than its factorization.

23250212000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6739 (or 6721 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

Adding to 23250212000 its reverse (21205232), we get a palindrome (23271417232).

The spelling of 23250212000 in words is "twenty-three billion, two hundred fifty million, two hundred twelve thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 800 1000 1021 2000 2042 4000 4084 5105 5693 8168 10210 11386 16336 20420 22772 25525 28465 32672 40840 45544 51050 56930 81680 91088 102100 113860 127625 142325 163360 182176 204200 227720 255250 284650 408400 455440 510500 569300 711625 816800 910880 1021000 1138600 1423250 2042000 2277200 2846500 4084000 4554400 5693000 5812553 11386000 11625106 22772000 23250212 29062765 46500424 58125530 93000848 116251060 145313825 186001696 232502120 290627650 465004240 581255300 726569125 930008480 1162510600 1453138250 2325021200 2906276500 4650042400 5812553000 11625106000 23250212000